Chapter 11 Glossary Terms

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  1. Electric circuit definition
    a closed path along which electrons that are powered by an energy source can flow
  2. Voltaic Cell Definition
    a source of energy that generates an electric current by chemical reactions involving two different metals or metal compounds separated by a conducting solutions
  3. Battery Definition
    a connection of two or more cells
  4. Electrode Definition
    one of two meta terminals in a cell or battery
  5. Electrolyte Definition
    a solution or paste that conducts a charge
  6. Dry Cell Definition
    a cell that contains an electrolyte made of a paste
  7. Wet Cell Definition
    a cell that contains a liquid electrolyte
  8. Primary cell Definition
    a cell that can be used only once
  9. Secondary Cell Definition
    a cell that can be recharged
  10. Fuel Cell Definition
    a cell that generates electricity through the chemical reactions of fuel that is stored outside the cell
  11. Solar Cell Definition
    a cell that converts sunlight into electrical energy
  12. Terminal Definition
    a position on a cell that must be connected to other components to form a circuit
  13. Switch Definition
    a control device that can complete or break the circuit to which it is connected
  14. Open Circuit Definition
    a circuit that contains a gap or break
  15. Electric Current Definition
    a measure of the number of charged particles that pass by a point in an electric circuit each second
  16. Coulomb(C) Definition
    the quantity of charge that is equal to the charge of 10 to the 18 electrons
  17. Ampere(A) Definition
    the unit of electric current, equivalent to one coulomb per second
  18. Electrical resistance Definition
    the property of a substance that hinders electric current and converts electrical energy to other forms of energy
  19. Resistor Definition
    a device used in an electric circuit to decrease the current through a component by a specific amount
  20. Load Definition
    a resistor or any other device that transforms electrical energy into heat, motion sound or light
  21. Potential Difference( voltage) definition
    the difference between the electrical potential energy per unit of charge at two points in a circuit
  22. Volt Definition
    the unit for potential difference; equivalent to on joule(J) per coulomb(C)
  23. Circuit Diagram Definition
    a diagram that uses standard symbols to represent the components in an electric circuit and their connections
  24. Series circuit Definition
    a circuit in which there is only one path along which electrons can flow
  25. Parallel Circuit Definition
    a circuit in which there is more than one path along which electrons can flow
  26. Ohm's Law Definition
    the ratio of potential difference to current is a constant called resistance
  27. Ohm (Ω) Definition
    the unit for resistance, equivalent to one volt per ampere
  28. Superconductor Definition
    a material through which electric charge can flow with no resistance
  29. Non- Ohmic Definition
    not following Ohm's Law
  30. Loads in series Definition
    loads that are in a series circuit
  31. Loads in parallel Definition
    loads that are in a parallel circuit
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Chapter 11 Glossary Terms
2014-04-04 20:32:29
Chapter 11 Glossary Terms

Chapter 11 Glossary Terms
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